Cirrus CI: do not clone the full branch

We only need the last commit

diff --git a/.cirrus.yml b/.cirrus.yml
index c6a38daca52dcae84c272d7b987979d16ba9c62a..60254b82b89c09af28c2ad8caa743b2b2596e2c1 100644 (file)
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -1,5 +1,6 @@
 env:
   LANG: C
+  CIRRUS_CLONE_DEPTH: 1
   DEFAULT_CONFIG_OPTS: --enable-debug --without-libstatgrab --disable-dependency-tracking